add: 用户鉴权和查询所有用户接口

sql/init_mock_data.sql

@@ -0,0 +1,9 @@
+-- insert normal user
+insert into user(id, name, passwd, create_time, update_time) 
+values
+("01", "XiaoAi", "abcd", "2026-01-01", "2026-01-01"),
+("02", "XiaoMing", "abce", "2026-01-02", "2026-01-02"),
+("03", "CancerAi", "abcf", "2026-01-02", "2026-01-02");
+
+-- insert admin user
+insert into admin(name, passwd) values ("admin", "admin");

sql/init_table.sql

@@ -0,0 +1,16 @@
+drop table if exists user;
+drop table if exists admin;
+
+create table user(
+    id varchar(100) primary key not null,
+    name varchar(50) not null,
+    passwd varchar(120),
+    create_time datetime not null,
+    update_time datetime
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin; -- 大小写敏感
+
+create table admin(
+    id integer primary key auto_increment,
+    name varchar(50) not null,
+    passwd varchar(120) not null
+);